Lift Supports,ECCPP Rear LiftgateTailgate Lift Support Struts Shocks for 99-04 Cadillac Escalade,00-04 Chevrolet Suburban 1500 2500,95-04 Chevrolet Tahoe,99-04 GMC Yukon Set of 2 FITMENT - Liftgate lift supports struts for 1999 2000 2001 2002 2003 2004 Cadillac Escalade,2000 2001 2002 2003 2004 Chevrolet Suburban 1500 2500,1996 1997 1998 1999 2000 2001 2002 2003 2004 Chevrolet Tahoe,1999 2000 2001 2002 2003 2004 GMC Yukon,1999 2000 2001 2002 2003 2004 GMC Yukon XL 1500 XL 2500 compatible with 4557 lift supports prop rods gas springs QUALITY - Rust-resistant Nitride corrosion resistant piston rod extends product life, Multi-Lobe Seal make gas springs more tolerant to vibration and extreme temperature, 100% brand new and tested to meet or exceed OEM specifications FUNCTION - Use compressed gas, contained in a cylinder and compressed by a piston, to exert a force to support the weight of front hood or rear liftgate tailgate trunk hatchback doors while they are open, no need to hold the door up with your head EASY INSTALLATION - Easy to install with simple hand tools in just minutes - no special tools required for installation NOTICE - Please check the description and compatibility chart before your purchasing. We provide ONE YEAR WARRANTY for all our lift supports. Please contact us if you have any question